ASoC: mediatek: mt8192: refactor for I2S8/I2S9 DAI links of headset

As part of the refactoring to allow the same machine driver to be used for
the rt1015(p) and rt5682(s) codecs on the MT8192 platform, parse the
rt5682(s) codec from the headset-codec property in the devicetree and wire
it to the I2S8 and I2S9 backends.
Signed-off-by: Jiaxin Yu <jiaxin.yu@mediatek.com>
Reviewed-by: Tzung-Bi Shih <tzungbi@kernel.org>
Reviewed-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20220408060552.26607-4-jiaxin.yu@mediatek.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/mediatek/mt8192/mt8192-mt6359-rt1015-rt5682.c

@@ -28,9 +28,6 @@
 #define RT1015_DEV0_NAME	"rt1015.1-0028"
 #define RT1015_DEV1_NAME	"rt1015.1-0029"
 
-#define RT5682_CODEC_DAI	"rt5682-aif1"
-#define RT5682_DEV0_NAME	"rt5682.1-001a"
-
 struct mt8192_mt6359_priv {
 	struct snd_soc_jack headset_jack;
 	struct snd_soc_jack hdmi_jack;
@@ -626,14 +623,12 @@ SND_SOC_DAILINK_DEFS(i2s7,
 
 SND_SOC_DAILINK_DEFS(i2s8,
 		     DAILINK_COMP_ARRAY(COMP_CPU("I2S8")),
-		     DAILINK_COMP_ARRAY(COMP_CODEC(RT5682_DEV0_NAME,
-						   RT5682_CODEC_DAI)),
+		     DAILINK_COMP_ARRAY(COMP_EMPTY()),
 		     DAILINK_COMP_ARRAY(COMP_EMPTY()));
 
 SND_SOC_DAILINK_DEFS(i2s9,
 		     DAILINK_COMP_ARRAY(COMP_CPU("I2S9")),
-		     DAILINK_COMP_ARRAY(COMP_CODEC(RT5682_DEV0_NAME,
-						   RT5682_CODEC_DAI)),
+		     DAILINK_COMP_ARRAY(COMP_EMPTY()),
 		     DAILINK_COMP_ARRAY(COMP_EMPTY()));
 
 SND_SOC_DAILINK_DEFS(connsys_i2s,
@@ -1114,7 +1109,7 @@ static int mt8192_mt6359_card_set_be_link(struct snd_soc_card *card,
 static int mt8192_mt6359_dev_probe(struct platform_device *pdev)
 {
 	struct snd_soc_card *card;
-	struct device_node *platform_node, *hdmi_codec, *speaker_codec;
+	struct device_node *platform_node, *hdmi_codec, *headset_codec, *speaker_codec;
 	int ret, i;
 	struct snd_soc_dai_link *dai_link;
 	struct mt8192_mt6359_priv *priv;
@@ -1142,6 +1137,13 @@ static int mt8192_mt6359_dev_probe(struct platform_device *pdev)
 		goto err_speaker_codec;
 	}
 
+	headset_codec = of_get_child_by_name(pdev->dev.of_node, "headset-codec");
+	if (!headset_codec) {
+		ret = -EINVAL;
+		dev_err_probe(&pdev->dev, ret, "Property 'headset-codec' missing or invalid\n");
+		goto err_headset_codec;
+	}
+
 	for_each_card_prelinks(card, i, dai_link) {
 		ret = mt8192_mt6359_card_set_be_link(card, dai_link, speaker_codec, "I2S3");
 		if (ret) {
@@ -1150,6 +1152,20 @@ static int mt8192_mt6359_dev_probe(struct platform_device *pdev)
 			goto err_probe;
 		}
 
+		ret = mt8192_mt6359_card_set_be_link(card, dai_link, headset_codec, "I2S8");
+		if (ret) {
+			dev_err_probe(&pdev->dev, ret, "%s set headset_codec fail\n",
+				      dai_link->name);
+			goto err_probe;
+		}
+
+		ret = mt8192_mt6359_card_set_be_link(card, dai_link, headset_codec, "I2S9");
+		if (ret) {
+			dev_err_probe(&pdev->dev, ret, "%s set headset_codec fail\n",
+				      dai_link->name);
+			goto err_probe;
+		}
+
 		if (hdmi_codec && strcmp(dai_link->name, "TDM") == 0) {
 			dai_link->codecs->of_node = hdmi_codec;
 			dai_link->ignore = 0;
@@ -1180,6 +1196,8 @@ static int mt8192_mt6359_dev_probe(struct platform_device *pdev)
 		dev_err_probe(&pdev->dev, ret, "%s snd_soc_register_card fail\n", __func__);
 
 err_probe:
+	of_node_put(headset_codec);
+err_headset_codec:
 	of_node_put(speaker_codec);
 err_speaker_codec:
 	of_node_put(platform_node);